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20131202
20131210
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security agency tracking cell phone locations gathering 5 billion records a day. evidently americans' cell phones overseas aren't being repd. more from edward snowden. joining me justice correspondent pete williams. pete, this is collecting data. then if they want to they can do back and see where your cell phone was used. is that basically -- they are not tracking us overseas in realtime when we use our cell phones? >> the term "tracking" used to describe is something of a misnomer, it's not realtime. it's storing the record of where the cell phone was when the call was made. as you say, this was outside united states. the nsa does this the capability to gather data inside but it has not, chosen not to do it but it does track it outside the u.s. it's part of what is in the database of phone calls. go back and try to reconstruct where someone was or try to develop relationships, see who was in a certain place where maybe something bad happened, who was around a person the time the call was made, that data. they say it's valuable to gather information on suspected terror cells overseas. as
phone with their permission on a special app. new reports say the national security agency is running a massive program to track the location of hundreds of millions of cell phones around the world. the nsa collects nearly 5 billion location records a day, almost 58,000 records of call information and other data per expect second. the nsa does it, the post reports, to find unknown associates of people it's targeting for surveillance. >> let's say they're interested in tracking somebody here by the red dot. as that person moves around a path, a certain number of people are going to be following the same general direction. as they move, fewer and fewer people are going down the same exact path. and say fewer people are there and by the time they get to one other location, there's only one person who has been travelng the same path, the green dot right there. >> and they can track when two people arrive at the same location from different directions more than once. cell phones are always emitting location signals, even when you're not making calls and even when your phone is not turned o
Search Results 0 to 1 of about 2